Base | Representation |
---|---|
bin | 10010101110010011… |
… | …001110001000110100 |
3 | 1220220002111022011011 |
4 | 102232103032020310 |
5 | 312133130042122 |
6 | 13122525322004 |
7 | 1311125254003 |
oct | 225623161064 |
9 | 56802438134 |
10 | 20104143412 |
11 | 85872a0561 |
12 | 3a90a06304 |
13 | 1b8513c362 |
14 | d8a074c3a |
15 | 7c9e8d377 |
hex | 4ae4ce234 |
20104143412 has 24 divisors (see below), whose sum is σ = 35666467200. Its totient is φ = 9914002176.
The previous prime is 20104143403. The next prime is 20104143427. The reversal of 20104143412 is 21434140102.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 259323 + ... + 327805.
It is an arithmetic number, because the mean of its divisors is an integer number (1486102800).
Almost surely, 220104143412 is an apocalyptic number.
It is an amenable number.
20104143412 is a deficient number, since it is larger than the sum of its proper divisors (15562323788).
20104143412 is a wasteful number, since it uses less digits than its factorization.
20104143412 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 69495 (or 69493 counting only the distinct ones).
The product of its (nonzero) digits is 768, while the sum is 22.
Adding to 20104143412 its reverse (21434140102), we get a palindrome (41538283514).
The spelling of 20104143412 in words is "twenty billion, one hundred four million, one hundred forty-three thousand, four hundred twelve".
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